/Engine/Plugins/Runtime/GeometryProcessing/Source/GeometryAlgorithms/Public/Arrangement2d.h
Int N = pline.VertexCount - 1; for (int i = 0; i < N; ++i) { FVector2d A = pline[i]; FVector2d B = pline[i + 1]; insert_segment(A, B, GID); }
*void Insert ( PolyLine2d pline, int GID ) const